startCamera method
Start native camera. Returns texture info.
Implementation
Future<CameraInfo> startCamera() async {
final result = await _methodChannel.invokeMapMethod<String, dynamic>('startCamera');
return CameraInfo(
textureId: result!['textureId'] as int,
previewWidth: result['previewWidth'] as int,
previewHeight: result['previewHeight'] as int,
);
}